The other reason could be the file-system in use. The file is too large for the target file system The chances are high that the USB drive has been FAT32 formatted.

Learn how to fix The file 'install.wim' is too large for the destination file system error on Windows 11/10 which occurs when copying ISO file to a bootable USB flash ...

While copying a file to a Flash/ USB drive is as simple as copy+ paste, there are instances when you might get errors while transferring data; specifically with the files sized larger than 4GB ...